| Marty Ryan | American Civil Liberties Union of IA (ACLU-IA) | Undecided | GA83 |
| Brice Oakley | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA83 |
| David Palmer | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA83 |
| Don Avenson | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA83 |
| Tom Cope | IA. Assn. of Community College Trustees (IACCT) | Undecided | GA83 |
| Emily Piper | IA. Assn. of School Boards | Supporting | GA83 |
| Emily Piper | IA. Assn. of School Boards | Undecided | GA83 |
| Margaret Buckton | IA. Assn. of School Boards | Supporting | GA83 |
| Margaret Buckton | IA. Assn. of School Boards | Undecided | GA83 |
| Mary Gannon | IA. Assn. of School Boards | Supporting | GA83 |
| Mary Gannon | IA. Assn. of School Boards | Undecided | GA83 |
| John Cacciatore | IA. Citizen Action Network (ICAN) | Supporting | GA83 |
| Alan Kemp | IA. League of Cities | Undecided | GA83 |
| Jessica Hyland | IA. League of Cities | Undecided | GA83 |
| Julie Smith | IA. League of Cities | Undecided | GA83 |
| Larry Pope | IA. League of Cities | Undecided | GA83 |
| Megan Peiffer | IA. League of Cities | Undecided | GA83 |
| Brad Epperly | IA. Newspaper Assn. | Undecided | GA83 |
| James West | IA. Newspaper Assn. | Undecided | GA83 |
| Keith Luchtel | IA. Newspaper Assn. | Undecided | GA83 |
| Paula Dierenfeld | IA. Newspaper Assn. | Undecided | GA83 |
| Scott Sundstrom | IA. Newspaper Assn. | Undecided | GA83 |
| Frank Chiodo | IA. Secretary of State's Office | Supporting | GA83 |
| Hanna DeGroot | IA. State Assn. of Counties | Undecided | GA83 |
| Linda Hinton | IA. State Assn. of Counties | Undecided | GA83 |
| Nathan Bonnett | IA. State Assn. of Counties | Undecided | GA83 |
| William Peterson | IA. State Assn. of Counties | Undecided | GA83 |
| Brad Hudson | IA. State Education Assn. | Undecided | GA83 |
| Jon Studer | IA. State Education Assn. | Undecided | GA83 |
| Larry Murphy | Linn County Board of Supervisors | Supporting | GA83 |